Bintel (GSO) finderscope focus?
This is a real noob question so please be patient. I have a Bintel (GSO) 8x50 finderscope and I can't work out how to focus it. I've tried twisting everything that looks like it might focus but to no avail. Anyone know what I'm going wrong.
Last edited by JD; 03-06-2016 at 04:58 AM.
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